TakeSnapshotProfilingPointHandler.java

/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common * Development and Distribution License("CDDL") (collectively, the * "License"). You may not use this file except in compliance with the * License. You can obtain a copy of the License at * http://www.netbeans.org/cddl-gplv2.html * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the * specific language governing permissions and limitations under the * License. When distributing the software, include this License Header * Notice in each file and include the License file at * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this * particular file as subject to the "Classpath" exception as provided * by Sun in the GPL Version 2 section of the License file that * accompanied this code. If applicable, add the following below the * License Header, with the fields enclosed by brackets [] replaced by * your own identifying information: * "Portions Copyrighted [year] [name of copyright owner]" * * Contributor(s): * The Original Software is NetBeans. The Initial Developer of the Original * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun * Microsystems, Inc. All Rights Reserved. * * If you wish your version of this file to be governed by only the CDDL * or only the GPL Version 2, indicate your decision by adding * "[Contributor] elects to include this software in this distribution * under the [CDDL or GPL Version 2] license." If you do not indicate a * single choice of license, a recipient has the option to distribute * your version of this file under either the CDDL, the GPL Version 2 or * to extend the choice of license to its licensees as provided above. * However, if you add GPL Version 2 code and therefore, elected the GPL * Version 2 license, then the option applies only if the new code is * made subject to such option by the copyright holder. */package org.netbeans.lib.profiler.server;
import org.netbeans.lib.profiler.global.CommonConstants;
import org.netbeans.lib.profiler.global.ProfilingPointServerHandler;
import org.netbeans.lib.profiler.server.system.GC;
/** * Performs special handling of Take Snapshot profiling points on server side. * * @author Tomas Hurka * @author Maros Sandor */00054publicclass TakeSnapshotProfilingPointHandlerextendsProfilingPointServerHandler {
//~ Static fields/initializers -----------------------------------------------------------------------------------------------privatestaticProfilingPointServerHandler instance;
//~ Methods ------------------------------------------------------------------------------------------------------------------publicstaticsynchronizedProfilingPointServerHandler getInstance(String clientInfo) {
if (instance == null) {
instance = newTakeSnapshotProfilingPointHandler();
}
return instance;
}
00069publicvoidprofilingPointHit(intid) {
int instrType = ProfilerInterface.getCurrentInstrType();
boolean cpuProfiling = (instrType == CommonConstants.INSTR_RECURSIVE_FULL)
|| (instrType == CommonConstants.INSTR_RECURSIVE_SAMPLED);
if (cpuProfiling) { // CPU profilingProfilerRuntimeCPU.suspendCurrentThreadTimer();
} else {
GC.runGC();
// TODO: REVISIT: to wait for ProfilerRuntimeObjLiveness.ReferenceManagerThread, should be removed once we utilize object tags try {
Thread.sleep(300);
} catch (InterruptedException e) {
}
}
super.profilingPointHit(id);
ProfilerRuntime.dumpEventBuffer();
if (cpuProfiling) {
ProfilerRuntimeCPU.resumeCurrentThreadTimer();
}
}
}